Home / 51,082.16-70,493.45-28,726.16

Finding the Fourth Proportional to 51,082.16, 70,493.45 and 28,726.16

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Solution

The fourth proportional to 51,082.16, 70,493.45 and 28,726.16 is: 39,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,082.16 : 70,493.45 = 28,726.16 : x
  2. Step 2: Convert to fraction form
    51,082.16/70,493.45 = 28,726.16/x
  3. Step 3: Cross multiply
    51,082.16x = 70,493.45 × 28,726.16
  4. Step 4: Simplify right side
    51,082.16x = 2,025,005,627.55
  5. Step 5: Solve for x
    x = 2,025,005,627.55/51,082.16
  6. Step 6: Final answer
    x = 39,642.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.